#555D09
Closest named color: Army Green (#4B5D16). oklch(45.6% 0.1 115.5), rgb(85, 93, 9).
Aa
White text reads best on this color (7.10:1).
About this color
#555D09 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 46%, its chroma 0.100 and its hue 116°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Army Green (#4B5D16), ΔE 0.015 away. White text reads best on it, at 7.10:1.
| Hue family | Browns |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Army Green (#4B5D16) |
| Black text | 2.95:1 |
| White text | 7.10:1 |
Values
| HEX | #555D09 |
| RGB | rgb(85, 93, 9) |
| HSL | hsl(66, 82%, 20%) |
| OKLCH | oklch(45.6% 0.1 115.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #555D09 | 7.10:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #555D09 | 2.95:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #555D09 text on white | 7.10:1 | AAA | Lc 84.5 | Fine for body text |
| #555D09 text on black | 2.95:1 | Fails | Lc -17.5 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F5F6F0
oklch(97.1% 0.008 114.2)
-
Step 100
100
#E9EBDF
oklch(93.5% 0.016 114.4)
-
Step 200
200
#D8DCC4
oklch(88.5% 0.032 114.7)
-
Step 300
300
#BEC69B
oklch(80.9% 0.059 116.3)
-
Step 400
400
#9EA863
oklch(70.7% 0.093 115.6)
-
Step 500
500
#879233
oklch(63.2% 0.119 115.5)
-
Step 600
600
#717B00
oklch(55.5% 0.126 115.3)
-
Step 700
700
#5F6800
oklch(49.3% 0.112 115.5)
-
Step 800
800 (this color)
#555D09
oklch(45.6% 0.1 115.5)
-
Step 900
900
#40460C
oklch(37.6% 0.078 115.4)
-
Step 950
950
#25290A
oklch(26.9% 0.049 116)
#555D09 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #645800 | 0.027 |
| Deuteranopia (no green cones) | #645912 | 0.028 |
| Tritanopia (no blue cones) | #5B574E | 0.087 |
| Achromatopsia (no color) | #585858 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #555D09
#555D09
oklch(45.6% 0.1 115.5)
- #5C4A88
#5C4A88
oklch(45.6% 0.1 295.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #555D09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Army Green #4B5D16 ΔE 0.015
- Camouflage Green #4B6113 ΔE 0.017
- Camo Green #526525 ΔE 0.026
- Mud Green #606602 ΔE 0.034
- Olive Brown #645403 ΔE 0.034
- Greeny Brown #696006 ΔE 0.034
- Dark Olive Green #556B2F ΔE 0.044
- Green Brown #544E03 ΔE 0.045
Use #555D09 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.